#A3302D#A3302D

#A3302D is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.4% C 0.152 H 26.1°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#A3302D
RGB	rgb(163, 48, 45)
HSL	hsl(2, 57%, 41%)
HSV	hsv(2, 72%, 64%)
CMYK	cmyk(0%, 70.6%, 72.4%, 36.1%)
CIE-LAB	lab(38.01, 46.90, 29.20)
CIE-LCH	lch(38.01, 55.25, 31.91°)
OKLab	oklab(48.36% 0.1361 0.0667)
OKLCH	oklch(48.36% 0.152 26.1)
XYZ	xyz(16.6367, 10.0924, 3.5541)
Luminance	0.1009 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3302D #2DA0A3

analogous

#A32D65 #A3302D #A36B2D

triadic

#A3302D #2DA330 #302DA3

tetradic

#A3302D #65A32D #2DA0A3 #6B2DA3

square

#A3302D #65A32D #2DA0A3 #6B2DA3

split-complementary

#A3302D #2DA36B #2D65A3

monochromatic

#431413 #732220 #A3302D #CB4642 #D87572

Accessibility & contrast

On white

6.96

#A3302D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#A3302D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A3302D

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3302D	#FFFFFF	#000000	##FFFFFF
##A3302D	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514A2C

Deuteranopia (green-blind)

#6D6329

Tritanopia (blue-blind)

#B30931

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a3302d;
/* rgb */ color: rgb(163, 48, 45);
/* oklch */ color: oklch(48.4% 0.152 26.1);

Tailwind

colors: {
  custom: {
    50: '#c67066',
    500: '#a3302d',
    950: '#000000',
  },
}

SCSS

$custom: #a3302d;
$custom-light: #c67066;
$custom-dark: #000000;

JSON

{
  "hex": "#a3302d",
  "rgb": {
    "r": 163,
    "g": 48,
    "b": 45
  },
  "hsl": {
    "h": 1.525,
    "s": 56.731,
    "l": 40.784
  },
  "oklch": {
    "l": 0.48363,
    "c": 0.15159,
    "h": 26.1
  },
  "luminance": 0.1009
}

Semantic roles & 50–950 ramp

primary

#A3302D

secondary

#6CBEC0

accent

#DCE048

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A3302D

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →